AS397903 Springcom

SPRINGCOM-01 - Springcom · registered in the United States

IPv4 addresses2,3042 prefixes · <0.001% of announced IPv4

Rank in United States#5,796largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#20,654of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryUnited States18,679 ASNs registered there

Open AS397903 in ASN lookup Look up an IP in this network (137.220.8.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

137.220.8.0/21
172.83.249.0/24

IPv6 prefixes

All 1 prefix.

2607:5040::/32

Similar-sized networks in United States

ASNNameIPv4 addresses

AS394621#5793 DATAHOLDINGS-414-USA - Stack41, llc.2,304

AS394859#5794 VBCS - Valparaiso Broadband Communication Systems2,304

AS397019#5795 ROCKETCONNECT - Rocket Connect LLC2,304

AS399200#5797 AYVA - Ayva2,304

AS399521#5798 BNS - BNS2,304

AS402219#5799 UNION-RIVER-TEL - The Union River Telephone Company2,304

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources